///  房屋
class House{
  House();
  late num id = 0;
  /// 城市
  String? city= "";
  /// 小区名称
  String? communityName = "";
  /// 楼栋名称
  String? buildingName = "";
  /// 单元名称
  String? unitName = "";

  int? roomID = 0;
  /// 房屋名称
  String? roomName = "";
}